Power Electronics Power transistor are type of All of above. BJTs. IGBTs. MOSFETs. All of above. BJTs. IGBTs. MOSFETs. ANSWER DOWNLOAD EXAMIANS APP
Power Electronics A UJT has ___________. Three pn junctions Two pn junctions One pn junction None of these Three pn junctions Two pn junctions One pn junction None of these ANSWER DOWNLOAD EXAMIANS APP
Power Electronics By which one of the following we can measure the reliability of a string? Reliability factor. String efficient. Derating factor. Factor of safety. Reliability factor. String efficient. Derating factor. Factor of safety. ANSWER DOWNLOAD EXAMIANS APP
Power Electronics Rise time is defined by the interval when anode current rises 10 % to 90 % of its final value. gate current rises from 90 % to 100 % of it final value. both B and C. anode voltage drops from 90 % to 10 % of its initial value. anode current rises 10 % to 90 % of its final value. gate current rises from 90 % to 100 % of it final value. both B and C. anode voltage drops from 90 % to 10 % of its initial value. ANSWER DOWNLOAD EXAMIANS APP
Power Electronics Which of the following is disadvantage of fast recovery diodes? Recovery is only 5 µs. Doping is carried out. Recovery is only 50 µs. None of these. Recovery is only 5 µs. Doping is carried out. Recovery is only 50 µs. None of these. ANSWER DOWNLOAD EXAMIANS APP
Power Electronics If a latching current for the circuit shown in figure is 2 mA. Obtain the value of minimum width of the property turn ON the SCR? 3.1 µs 3 µs. 3.3 µs 3.2 µs 3.1 µs 3 µs. 3.3 µs 3.2 µs ANSWER DOWNLOAD EXAMIANS APP
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